When they had gone only a short distance from the city, Joseph said to his steward, “Go, follow after the men, and when you overtake them, say to them, ‘Why have you returned evil for good? Why have you stolen my silver cup?
And the length of time we had traveled from Kadesh-barnea until we crossed the Wadi Zered was thirty-eight years, until the entire generation of warriors had perished from the camp, as the Lord had sworn concerning them.
This is the reason why Joshua circumcised them: all the males of the people who came out of Egypt, all the warriors, had died during the journey through the wilderness after they had come out of Egypt.